Home / 23,100.28-34,638.06-11,995.81

Finding the Fourth Proportional to 23,100.28, 34,638.06 and 11,995.81

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Solution

The fourth proportional to 23,100.28, 34,638.06 and 11,995.81 is: 17,987.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,100.28 : 34,638.06 = 11,995.81 : x
  2. Step 2: Convert to fraction form
    23,100.28/34,638.06 = 11,995.81/x
  3. Step 3: Cross multiply
    23,100.28x = 34,638.06 × 11,995.81
  4. Step 4: Simplify right side
    23,100.28x = 415,511,586.53
  5. Step 5: Solve for x
    x = 415,511,586.53/23,100.28
  6. Step 6: Final answer
    x = 17,987.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.